//
//  NSDate+LVCalendarLogic.h
//  u76ho
//
//  Created by m-air-01 on 16/1/13.
//  Copyright © 2016年 LV. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSDate (LVCalendarLogic)
- (NSUInteger)numberOfDaysInCurrentMonth;//这个月有多少天

-(NSInteger)firstDayisWho;//这个月的第一天是星期几
- (NSDate *)firstDayOfCurrentMonth;

- (NSUInteger)numberOfWeeksInCurrentMonth;//一共有几周

- (NSUInteger)weeklyOrdinality;


@end
